core/src/main/java/io/seata/core/store/db/sql/log/LogStoreSqlsFactory.java
<gh_stars>0/*
 *  Copyright 1999-2019 Seata.io Group.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package io.seata.core.store.db.sql.log;

import io.seata.common.loader.EnhancedServiceLoader;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

/**
 * @author will
 */
public class LogStoreSqlsFactory {

    private static Map<String, LogStoreSqls> LOG_STORE_SQLS_MAP = new ConcurrentHashMap<>();

    /**
     * get the log store sqls
     * @param dbType
     * @return
     */
    public static LogStoreSqls getLogStoreSqls(String dbType) {
        if (LOG_STORE_SQLS_MAP.get(dbType) != null) {
            return LOG_STORE_SQLS_MAP.get(dbType);
        }
        LogStoreSqls logStoreSqls = EnhancedServiceLoader.load(LogStoreSqls.class, dbType.toLowerCase());
        LOG_STORE_SQLS_MAP.put(dbType, logStoreSqls);
        return logStoreSqls;
    }
}
